body {
    margin: 0;
    background: #e9b59f;
    font-family: HelveticaNeue, Arial, Sans-serif;
    color: #fff;
}
h1 {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    font-weight: 300;
    text-align: center;
}
h2 {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    font-size: .75em;
    text-align: center;
}
a {
    color: #333;
    text-decoration: none;
}
.principle {
    position: relative;
    width: 100%;
    height: 100vh;
}
.shape {
    position: absolute;
    top: calc(50% - 2em);
    left: calc(50% - 2em);
    width: 4em;
    height: 4em;
    background: #2d97db;
    border: 1em solid #fff;
}
